Home / 9,314.97-13,972.25-4,381.87

Finding the Fourth Proportional to 9,314.97, 13,972.25 and 4,381.87

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Solution

The fourth proportional to 9,314.97, 13,972.25 and 4,381.87 is: 6,572.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,314.97 : 13,972.25 = 4,381.87 : x
  2. Step 2: Convert to fraction form
    9,314.97/13,972.25 = 4,381.87/x
  3. Step 3: Cross multiply
    9,314.97x = 13,972.25 × 4,381.87
  4. Step 4: Simplify right side
    9,314.97x = 61,224,561.20
  5. Step 5: Solve for x
    x = 61,224,561.20/9,314.97
  6. Step 6: Final answer
    x = 6,572.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.